Home / 1,035,675.75-1,553,533.08-287,741.19

Finding the Fourth Proportional to 1,035,675.75, 1,553,533.08 and 287,741.19

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Solution

The fourth proportional to 1,035,675.75, 1,553,533.08 and 287,741.19 is: 431,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,675.75 : 1,553,533.08 = 287,741.19 : x
  2. Step 2: Convert to fraction form
    1,035,675.75/1,553,533.08 = 287,741.19/x
  3. Step 3: Cross multiply
    1,035,675.75x = 1,553,533.08 × 287,741.19
  4. Step 4: Simplify right side
    1,035,675.75x = 447,015,457,143.57
  5. Step 5: Solve for x
    x = 447,015,457,143.57/1,035,675.75
  6. Step 6: Final answer
    x = 431,617.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.